Bug 2073091 (CVE-2022-28388)

Summary: CVE-2022-28388 kernel: a double free in usb_8dev_start_xmit in drivers/net/can/usb/usb_8dev.c
Product: [Other] Security Response Reporter: Marian Rehak <mrehak>
Component: vulnerabilityAssignee: Red Hat Product Security <security-response-team>
Status: NEW --- QA Contact:
Severity: medium Docs Contact:
Priority: medium    
Version: unspecifiedCC: acaringi, adscvr, airlied, alciregi, bdettelb, bhu, bskeggs, chwhite, dhoward, dvlasenk, hdegoede, hkrzesin, hpa, jarod, jarodwilson, jburrell, jfaracco, jforbes, jglisse, jlelli, joe.lawrence, jonathan, josef, jshortt, jstancek, jwboyer, jwyatt, kcarcia, kernel-maint, kernel-mgr, lgoncalv, linville, lzampier, masami256, mchehab, nmurray, ptalbert, qzhao, rvrbovsk, scweaver, steved, swood, vkumar, walters, williams
Target Milestone: ---Keywords: Security
Target Release: ---   
Hardware: All   
OS: Linux   
Whiteboard:
Fixed In Version: Doc Type: If docs needed, set a value
Doc Text:
A double-free flaw was found in the Linux kernel's USB2CAN interface implementation. This issue could allow a local user to crash the system.
Story Points: ---
Clone Of: Environment:
Last Closed: Type: ---
Regression: --- Mount Type: ---
Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Bug Depends On: 2156579, 2156580, 2156581, 2156582, 2073092    
Bug Blocks: 2073093    

Description Marian Rehak 2022-04-07 15:41:13 UTC
usb_8dev_start_xmit in drivers/net/can/usb/usb_8dev.c in the Linux kernel through 5.17.1 has a double free.

Reference:

https://github.com/torvalds/linux/commit/3d3925ff6433f98992685a9679613a2cc97f3ce2

Comment 1 Marian Rehak 2022-04-07 15:41:58 UTC
Created kernel tracking bugs for this issue:

Affects: fedora-all [bug 2073092]